Finding the Fourth Proportional to 117,264,141.42, 161,824,705.83 and 65,053,178.34

Step by Step Solution

1. Step 1: Write the proportion equation
   117,264,141.42 : 161,824,705.83 = 65,053,178.34 : x
2. Step 2: Convert to fraction form
   117,264,141.42/161,824,705.83 = 65,053,178.34/x
3. Step 3: Cross multiply
   117,264,141.42x = 161,824,705.83 × 65,053,178.34
4. Step 4: Simplify right side
   117,264,141.42x = 10,527,211,448,177,030
5. Step 5: Solve for x
   x = 10,527,211,448,177,030/117,264,141.42
6. Step 6: Final answer
   x = 89,773,491.89